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Gas hydrates: Entrance to a methane age or climate threat?
Methane hydrates, ice-like compounds in which methane is held in crystalline cages formed by water molecules, are widespread in areas of permafrost such as the Arctic and in...- publication PDF
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Strong sub-seasonal wintertime cooling over East Asia and Northern Europe...
East Asia experienced a record-breaking cold event during the 2015/16 boreal winter, with pronounced impacts on livelihood in the region. We find that this large-scale cold...- publication PDF
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The Relative Accuracy of ALPEX Aircraft Data / an Evaluation of the ALPEX...
During the ALPEX progran, three participating large research aircraft - the NCAR Electra, the NOAA P5, and the DFVLR Falcon - joined for an interccmparison flight. Using the...- publication PDF
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Quantifying sources and sinks of reactive gases in the lower atmosphere...
Atmospheric composition is governed by the interplay of emissions, chemistry, deposition, and transport. Substantial questions surround each of these processes, especially in...- publication PDF
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Ensemble data assimilation in the Whole Atmosphere Community Climate Model
We present results pertaining to the assimilation of real lower, middle, and upper atmosphere observations in the Whole Atmosphere Community Climate Model (WACCM) using the Data...- publication PDF
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Microwave radar cross sections and doppler velocities measured in the surf zone
The relationship between microwave imaging radar measurements of fluid velocities in the surf zone and shoaling, breaking, and broken waves is studied with field observations....- publication PDF
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Climate forcing reconstructions for use in PMIP simulations of the last...
We update the forcings for the PMIP3 experiments for the Last Millennium to include new assessments of historical land use changes and discuss new suggestions for calibrating...- publication PDF
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Contrasting organic aerosol particles from boreal and tropical forests...
We present the vibrational sum frequency generation spectra of organic particles collected in a boreal forest in Finland and a tropical forest in Brazil. These spectra are...- publication PDF
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Evolution of the global coupled climate response to Arctic sea ice loss...
The role of transient Arctic sea ice loss in the projected greenhouse gas-induced late-twentieth- to late-twenty-first-century climate change is investigated using the...- publication PDF
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Climatology and structures of southwest vortices in the NCEP climate...
The southwest vortex (SWV) is a meso-a-scale cyclonic low pressure system originating in southwest China. It is a high-impact precipitation-generating weather system in this...- publication PDF
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Introduction to the CCM Modular Processor (Version PROCO1)
This technical note provides an introduction to the CCM Modular Processor, a postprocessing software package for the analysis of data on history tapes (mass storage volumes)...- publication PDF
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Application of theory to simulations of observed cases of orographically...
In two recent papers, the authors reported on numerical simulations of conditionally unstable flows past an idealized mesoscale mountain ridge. These idealized simulations,...- publication PDF
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Global estimates of gravity wave momentum flux from High Resolution Dynamics...
High Resolution Dynamics Limb Sounder (HIRDLS) temperature profiles are analyzed to derive global properties of gravity waves. We describe a wavelet analysis technique that...- publication PDF
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Coupling of stratospheric warmings with mesospheric coolings in observations...
The vertical coupling between the stratosphere and the mesosphere is diagnosed from polar cap temperatures averaged over 60 degrees-90 degrees N with a new method: the joint...- publication PDF
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Local insolation drives Afro‐Asian monsoon at orbital‐scale in Holocene
Insolation changes play an important role in driving monsoon changes at orbital time scales. One key issue that has remained outstanding is whether the Asian monsoon is driven...- publication PDF
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Entering negotiations: Early-career perspectives on the UN Conference of...
As the pressure to address the climate crisis builds, scientists must walk the line between research and activism. This was apparent at the 2019 United Nations (UN) Framework...- publication PDF
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Observational quantification of the separation of simple and complex...
The impact of ice clouds on weather and climate is a function of ice particle shape through light scattering properties and cloud lifetime through ice particle sedimentation...- publication PDF
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Addressing the complexity of the Earth system
This paper discusses the development of a prediction system that integrates physical, biogeochemical, and societal processes in a unified Earth system framework. Such...- publication PDF
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Research and development to improve quantitative precipitation forecasts in...
This article does not have an abstract or article summary.- publication PDF
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A reanalysis system for the generation of mesoscale climatographies
The use of a mesoscale model-based four-dimensional data assimilation (FDDA) system for generating mesoscale climatographies is demonstrated. This dynamical downscaling method...- publication PDF